Click on the third or sixth rank to set the en passant target square.

EGTB: win in 4 half-moves

# move score
1 Ra7 win in 3 half-moves
2 Kd5 draw
3 Kd6 draw
4 Kd7 draw
5 Ke5 draw
6 Ke7 draw
7 Kf5 draw
8 Kf6 draw
9 Kf7 draw
10 Kg6 draw
11 Kg7 draw
12 Kg8 draw
13 Kh6 draw
14 Kh8 draw
15 Ra4 draw
16 Ra5 draw
17 Ra6 draw
18 Ra8 draw
19 Rb3 draw
20 Rf3 draw
21 Rg3 draw
22 Rh3 draw
23 Ra1 loss in 2 half-moves
24 Ra2 loss in 2 half-moves
25 Rc3 loss in 2 half-moves
26 Rd3 loss in 2 half-moves
27 Re3 loss in 2 half-moves